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- #Chemistry
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- #Classification of Elements and Periodicity in Properties
3.24 Describe the theory associated with the radius of an atom as it
(a) gains an electron
Answers (1)
When an atom gains an electron it forms an anion. And the size of an anion will be larger than the parent atom because of the addition of one or more electrons would result in increased repulsion among electrons and a decrease in the effective nuclear charge. This results in the increase in the atomic radius of an atom
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